"sigla" meaning in Catalan

{
  "etymology_templates": [
    {
      "args": {
        "1": "ca",
        "2": "LL.",
        "3": "sigla"
      },
      "expansion": "Borrowed from Late Latin sigla",
      "name": "bor+"
    }
  ],
  "etymology_text": "Borrowed from Late Latin sigla, plural of siglum (“abbreviation”).",
  "forms": [
    {
      "form": "sigles",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "f"
      },
      "expansion": "sigla f (plural sigles)",
      "name": "ca-noun"
    }
  ],
  "lang": "Catalan",
  "lang_code": "ca",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "initial (first letter of a word)"
      ],
      "id": "en-sigla-ca-noun-TML~cxi4",
      "links": [
        [
          "initial",
          "initial"
        ]
      ],
      "tags": [
        "feminine"
      ]
    },
    {
      "categories": [
        {
          "_dis": "26 74",
          "kind": "other",
          "name": "Catalan entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "initialism"
      ],
      "id": "en-sigla-ca-noun-nYnX9bUY",
      "links": [
        [
          "initialism",
          "initialism"
        ]
      ],
      "tags": [
        "feminine"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ˈsiɡ.ɡlə]",
      "tags": [
        "Balearic",
        "Central"
      ]
    },
    {
      "ipa": "[ˈsi.ɣla]",
      "tags": [
        "Valencia"
      ]
    }
  ],
  "word": "sigla"
}

{
  "categories": [
    "Catalan countable nouns",
    "Catalan entries with incorrect language header",
    "Catalan feminine nouns",
    "Catalan lemmas",
    "Catalan nouns",
    "Catalan terms borrowed from Late Latin",
    "Catalan terms derived from Late Latin",
    "Catalan terms with IPA pronunciation",
    "Pages with 11 entries",
    "Pages with entries"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "ca",
        "2": "LL.",
        "3": "sigla"
      },
      "expansion": "Borrowed from Late Latin sigla",
      "name": "bor+"
    }
  ],
  "etymology_text": "Borrowed from Late Latin sigla, plural of siglum (“abbreviation”).",
  "forms": [
    {
      "form": "sigles",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "f"
      },
      "expansion": "sigla f (plural sigles)",
      "name": "ca-noun"
    }
  ],
  "lang": "Catalan",
  "lang_code": "ca",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "initial (first letter of a word)"
      ],
      "links": [
        [
          "initial",
          "initial"
        ]
      ],
      "tags": [
        "feminine"
      ]
    },
    {
      "glosses": [
        "initialism"
      ],
      "links": [
        [
          "initialism",
          "initialism"
        ]
      ],
      "tags": [
        "feminine"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ˈsiɡ.ɡlə]",
      "tags": [
        "Balearic",
        "Central"
      ]
    },
    {
      "ipa": "[ˈsi.ɣla]",
      "tags": [
        "Valencia"
      ]
    }
  ],
  "word": "sigla"
}